Enhanced heating system



FIG. 1 is a top perspective view of an enhanced heating system showing my new design.

FIG. 2 is a top plan view thereof.

FIG. 3 is a bottom plan view thereof.

FIG. 4 is a front elevational view thereof.

FIG. 5 is a rear elevational view thereof.

FIG. 6 is a right elevational view thereof; and,

FIG. 7 is a left elevational view thereof.

The broken lines depict portions of the enhanced heating system that form no part of the claimed design. 

CLAIM The ornamental design for an enhanced heating system, as shown and described. 